名校
解题方法
1 . 函数
的图象为
,现有三个论断:
(1)图象
关于直线
对称;
(2)函数
在区间
内是增函数;
(3)由函数
的图象向右平移
个单位长度可以得到图象
.
以上三个论断中,正确结论的序号为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/954bfa5e79e199e0781b8cc98992fbd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)图象
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4573664f0bee97aa5ed0b2cda7f9224.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6123d27dbeae006394bc7352f6336fe9.png)
(3)由函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36c191fdfd08fb94ba6ed45c71f0fbeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
以上三个论断中,正确结论的序号为
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